From owner-freebsd-current@FreeBSD.ORG Wed Feb 20 22:29:38 2013 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id DB1D0C75 for ; Wed, 20 Feb 2013 22:29:38 +0000 (UTC) (envelope-from delphij@delphij.net) Received: from anubis.delphij.net (anubis.delphij.net [IPv6:2001:470:1:117::25]) by mx1.freebsd.org (Postfix) with ESMTP id C185EDAB for ; Wed, 20 Feb 2013 22:29:38 +0000 (UTC) Received: from epsilon.delphij.net (drawbridge.ixsystems.com [206.40.55.65]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by anubis.delphij.net (Postfix) with ESMTPSA id 3AEAB23F60; Wed, 20 Feb 2013 14:29:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=delphij.net; s=anubis; t=1361399378; bh=w926NF1f4IuFfIEM2ic10ctXydnWYir2Sc6FfQCsDpo=; h=Date:From:Reply-To:To:CC:Subject:References:In-Reply-To; b=SHu32RKp8xO8EwQPh2PhoQkQ+LdXINLiiwA/Y7ALOzafWZWyFnLUoFQif+/76NaNo KGx7OOxrArvr/2MZ/B+Oe6vXV43yuszzPgHvMYiZn0S8CE+lDtDdgnt1JuSAZd+YOC +89p19nzDmrkVduGj9HJMtk8t6oaDoznZWVg+yko= Message-ID: <51254E51.1070702@delphij.net> Date: Wed, 20 Feb 2013 14:29:37 -0800 From: Xin Li Organization: The FreeBSD Project MIME-Version: 1.0 To: Konstantin Belousov Subject: Re: -CURRENT userland regression References: <51254ACE.2030100@delphij.net> <51254C7E.9050705@gmail.com> <20130220222518.GT2598@kib.kiev.ua> In-Reply-To: <20130220222518.GT2598@kib.kiev.ua> X-Enigmail-Version: 1.4.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: FreeBSD Current , d@delphij.net, Navdeep Parhar X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list Reply-To: d@delphij.net List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Feb 2013 22:29:38 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On 02/20/13 14:25, Konstantin Belousov wrote: > On Wed, Feb 20, 2013 at 02:21:50PM -0800, Navdeep Parhar wrote: >> On 02/20/13 14:14, Xin Li wrote: >>> Hi, >>> >>> It seems that fresh -HEAD would give an unusable kernel that >>> overwrites screen buffer in a way making it impossible to >>> debug. Using an old world source to do 'make buildworld >>> buildkernel' results in a (mostly: I have some strange USB >>> issue right now and still looking for the cause) usable >>> kernel. >>> >>> For now my known good combination is world 246858 with kernel >>> 247057. I'm still trying to find out which revision have broke >>> the stuff. >> >> I ran into this earlier today. Selecting "safe mode" in the boot >> loader menu seems to work around the problem on my system. Now I >> will not reboot until I see a fix for this in head :-) > > How much 'the earlier today' is ? I.e., could you specify some > revisions ? It would take some time to bi-sect as one needs to do full world/kernel build. The only thing I can say definitely is that something from userland was broken within the (246858,247057] range. I'm compiling 246957 right now. Cheers, - -- Xin LI https://www.delphij.net/ FreeBSD - The Power to Serve! Live free or die -----BEGIN PGP SIGNATURE----- iQEcBAEBCgAGBQJRJU5RAAoJEG80Jeu8UPuzvh0H/3gL+Og4fmzZ8TYrkhseuIS4 Pll3sWdIZnCqorfUV2ZFiRzV9Awvt4KRfl3m15lCM6ornl6jdVilQq9o07cfTQFK mvkD6J08nraG/7D/raSzQ9oO4uTUYLVkzoaCDDa3Lz6fdpoIQ6JvuzcvOAsV+DJa DjjKCIB6bOITaA+boyvTAsMwkv437Mz4Ze2eVqUbexwhWktHkzlROhX/H2Cz7CQn fMNxpZFntjhEszi5HRYXQXVkdr/M0t92FpykZQCEXIClyw6tdXWEPJcMZFWVPRip Rg6AR9Iys/BhlMJRttttUl5BzVK0eOB4Jx2PS1pckAduXBKykIrpsEIqY2Ybf1I= =0Hzl -----END PGP SIGNATURE-----